DULLES, VIRGINIA

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Elevation: 88 meters Latitude: 38 57N Longitude: 077 27W

WEATHER

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Number of Records: 213,900; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 6 JULY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	24.1 ^°C	27.8 ^°C (2:52 pm)	22 ^°C (1:42 am)
Dewpoint	21.8 ^°C	23.3 ^°C (7:52 pm)	21 ^°C (1:10 am)
Humidity	88 ^%	100 ^% (1:42 am)	67 ^% (2:52 pm)
Barometer	1018.6 ^hPa	1020.3 hPa (9:33 am)	1016.3 hPa (7:52 pm)
Wind Speed	9.2 ^km/h	25.9 ^km/h (6:01 pm)
Wind Gust		35.2 ^km/h (6:08 pm)

Weather Element	Average
Visibility	11.9 ^km
Wind Direction	ESE (124.8 °)

Weather Element	Total
Precipitation	28.19 ^mm
Cooling Degree Days	6.6 (Base 18.3)
Growing Degree Days	14.9 (Base 10)

Averaged from 40 records on 6 July, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 6 JULY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:52 AM	22.8 ^°C	21.7 ^°C	93 ^%	1020 hPa	11.3 ^km	Calm			0 mm		Mostly Cloudy
12:59 AM	23 ^°C	22 ^°C	94 ^%	1020 hPa	12.9 ^km	Calm					Overcast
1:10 AM	23 ^°C	21 ^°C	88 ^%	1020 hPa	14.5 ^km	Calm					Overcast
1:42 AM	22 ^°C	22 ^°C	100 ^%	1020 hPa	11.3 ^km	Calm					Overcast
1:52 AM	22.2 ^°C	21.7 ^°C	97 ^%	1019.6 hPa	11.3 ^km	Calm					Mostly Cloudy
2:52 AM	22.2 ^°C	21.7 ^°C	97 ^%	1019.3 hPa	11.3 ^km	Calm			0 mm		Mostly Cloudy
2:54 AM	22 ^°C	22 ^°C	100 ^%	1019.6 hPa	11.3 ^km	Calm					Mostly Cloudy
3:52 AM	22.2 ^°C	21.1 ^°C	93 ^%	1019.3 hPa	11.3 ^km	Calm			0 mm		Overcast
4:52 AM	22.2 ^°C	21.7 ^°C	97 ^%	1019 hPa	11.3 ^km	Calm			0 mm		Overcast
4:59 AM	22 ^°C	22 ^°C	100 ^%	1019.3 hPa	11.3 ^km	Calm					Overcast
5:52 AM	22.2 ^°C	21.7 ^°C	97 ^%	1019.3 hPa	8 ^km	ESE (110°)	5.6 ^km/h				Overcast
6:16 AM	22 ^°C	22 ^°C	100 ^%	1019.3 hPa	8 ^km	East (100°)	11.1 ^km/h				Overcast
6:38 AM	23 ^°C	22 ^°C	94 ^%	1019.6 hPa	8 ^km	ESE (110°)	5.6 ^km/h				Overcast
6:52 AM	22.8 ^°C	21.7 ^°C	93 ^%	1019.3 hPa	8 ^km	ESE (120°)	7.4 ^km/h		0 mm	Rain	Light Rain
7:52 AM	23.3 ^°C	22.2 ^°C	93 ^%	1020 hPa	16.1 ^km	SSE (150°)	14.8 ^km/h		0 mm		Overcast
8:04 AM	24 ^°C	22 ^°C	89 ^%	1020 hPa	16.1 ^km	SSE (160°)	9.3 ^km/h				Mostly Cloudy
8:52 AM	23.9 ^°C	21.7 ^°C	87 ^%	1020 hPa	16.1 ^km	SSE (160°)	11.1 ^km/h				Overcast
9:33 AM	24 ^°C	22 ^°C	89 ^%	1020.3 hPa	16.1 ^km	SSE (150°)	14.8 ^km/h				Scattered Clouds
9:52 AM	25.6 ^°C	21.7 ^°C	79 ^%	1020 hPa	16.1 ^km	South (170°)	14.8 ^km/h				Mostly Cloudy
10:13 AM	26 ^°C	22 ^°C	78 ^%	1020 hPa	16.1 ^km	South (180°)	11.1 ^km/h				Mostly Cloudy
10:52 AM	25.6 ^°C	21.1 ^°C	76 ^%	1019.6 hPa	16.1 ^km	South (190°)	13 ^km/h				Overcast
11:52 AM	26.7 ^°C	21.7 ^°C	74 ^%	1019.3 hPa	16.1 ^km	South (170°)	14.8 ^km/h				Mostly Cloudy
12:52 PM	27.2 ^°C	21.7 ^°C	72 ^%	1019 hPa	16.1 ^km	South (170°)	14.8 ^km/h				Mostly Cloudy
1:52 PM	27.2 ^°C	21.7 ^°C	72 ^%	1018.3 hPa	16.1 ^km	SSE (160°)	14.8 ^km/h				Mostly Cloudy
2:52 PM	27.8 ^°C	21.1 ^°C	67 ^%	1017.6 hPa	16.1 ^km	SE (140°)	14.8 ^km/h	25.9 ^km/h			Mostly Cloudy
3:52 PM	26.7 ^°C	21.7 ^°C	74 ^%	1017.3 hPa	16.1 ^km	South (180°)	11.1 ^km/h		0 mm	Rain	Light Rain
4:52 PM	27.8 ^°C	21.1 ^°C	67 ^%	1016.9 hPa	16.1 ^km	South (170°)	13 ^km/h		0 mm		Mostly Cloudy
5:37 PM	25 ^°C	23 ^°C	89 ^%	1016.9 hPa	3.2 ^km	WSW (250°)	24.1 ^km/h		0.25 mm	Rain	Heavy Rain
5:41 PM	24 ^°C	22 ^°C	89 ^%	1017.3 hPa	1.6 ^km	WSW (250°)	20.4 ^km/h		1.27 mm	Rain	Heavy Rain
5:45 PM	24 ^°C	22 ^°C	89 ^%	1016.9 hPa	4.8 ^km	WSW (240°)	22.2 ^km/h		2.03 mm	Rain	Heavy Rain
5:52 PM	24.4 ^°C	21.1 ^°C	82 ^%	1016.6 hPa	8 ^km	West (260°)	5.6 ^km/h		3.3 mm		Overcast
6:01 PM	26 ^°C	23 ^°C	83 ^%	1016.9 hPa	2.9 ^km	SE (140°)	25.9 ^km/h	33.3 ^km/h	0.51 mm	Rain	Heavy Rain
6:08 PM	25 ^°C	21 ^°C	78 ^%	1016.9 hPa	1.3 ^km	SSW (200°)	16.7 ^km/h	35.2 ^km/h	5.08 mm	Rain	Heavy Rain
6:12 PM	24 ^°C	22 ^°C	89 ^%	1016.6 hPa	4.8 ^km	South (170°)	13 ^km/h	35.2 ^km/h	6.35 mm	Rain	Light Rain
6:52 PM	23.9 ^°C	22.2 ^°C	90 ^%	1016.6 hPa	11.3 ^km	SW (220°)	9.3 ^km/h		8.64 mm	Rain	Rain
7:52 PM	25 ^°C	23.3 ^°C	90 ^%	1016.3 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h		0.76 mm		Mostly Cloudy
8:52 PM	23.9 ^°C	22.8 ^°C	94 ^%	1016.3 hPa	16.1 ^km	Calm					Mostly Cloudy
9:52 PM	22.8 ^°C	22.2 ^°C	96 ^%	1016.3 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h				Scattered Clouds
10:52 PM	22.8 ^°C	21.7 ^°C	93 ^%	1016.6 hPa	16.1 ^km	South (180°)	5.6 ^km/h				Scattered Clouds
11:52 PM	22.2 ^°C	21.7 ^°C	97 ^%	1016.9 hPa	16.1 ^km	South (170°)	7.4 ^km/h				Scattered Clouds

Hourly data recorded from KIAD, located 0 kilometers away from Dulles, Virginia